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fuel filter hsg

  1. 04.5-05 LLY Duramax Powertrain
    Hi, new to the forum and wanted to gain some knowledge on what to look for in the previous owners mods to my 2005 Kodiak RV. I have an edge monitor/ 5position tune selector. Not really sure what each tune does and where and who built the tunes?? Exhaust is straight piped, believe that EGR has...
  2. 04.5-05 LLY Duramax Powertrain
    Hi There. I just replaced the fuel filter, WIF sensor, and fuel filter head assembly on my 05 LLY. I replaced the filter head assembly because the threads were leaking and air bubbles were coming out of there. Once I replaced that, there were no more air bubbles or leaks so I thought that had...
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